ST ALBANS, ENGLAND - FEBRUARY 09: Pierre-Emerick Aubameyang of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)2 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Mesut Ozil of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)3 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: (L-R) Per Mertesacker and Calum Chambers of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)4 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Mesut Ozil of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)5 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Hector Bellerin of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)6 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: (L-R) Aaron Ramsey and Granit Xhaka of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)7 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Pierre-Emerick Aubameyang of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)8 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: (L-R) Alex Lacazette and Pierre-Emerick Aubameyang of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)9 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Sead Kolasinac of Arsenal after a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)10 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Shkodran Mustafi of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)11 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Petr Cech of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)12 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Jack Wilshere of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)13 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: (L-R) Laurent Koscielny, Jack Wilshere and Alex Lacazette of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)14 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: (L-R) Mesut Ozil and Danny Welbeck of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)15 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Henrikh Mkhitaryan of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)16 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: (L-R) Joe Willock and Alex Lacazette of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)17 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Petr Cech of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)18 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: (L-R) Danny Welbeck, Joe Willock and Ainsley Maitland-Niles of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)19 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Pierre-Emerick Aubameyang of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)20 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: (L-R) Nacho Monreal, Granit Xhaka and Henrikh Mkhitaryan of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)21 of 22

ST ALBANS, ENGLAND - FEBRUARY 09: Henrikh Mkhitaryan of Arsenal during a training session at the London Colney on February 9, 2018 in St Albans, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)22 of 22